The notion of partial and evolutionary specification has gained attention both in research and industry in the last years. While many people regard this just as a process issue, w...
SOFL (Structured-Object-Based-Formal Language) is a formal language and method for practical systems development. As a language, it integrates data ow diagrams, VDM-SL, and Petri ...
We describe the object-oriented editor GenEd supporting the design of specifications for visual notations. Prominent features of GenEd are (1) it is generic, i.e. domain-specific ...
Abstract. In this paper, we present an approach to define the semantics for object-oriented modeling languages. One important property of this semantics is to support underspecifie...
Modularity and tool support are crucial features for practical use of formal descriptions of programming languages. The combination of unrestricted context-free grammars with acti...